调用DescribeParameterTemplates接口查询MongoDB实例默认的参数模板列表。

调试

您可以在OpenAPI Explorer中直接运行该接口，免去您计算签名的困扰。运行成功后，OpenAPI Explorer可以自动生成SDK代码示例。

请求参数

名称 类型 是否必选 示例值 描述
Action String 是 DescribeParameterTemplates

要执行的操作，取值：DescribeParameterTemplates。

Engine String 是 mongodb

数据库引擎，取值：mongodb。

EngineVersion String 是 4.0

数据库版本号。取值：3.4、4.0、4.2或4.4。

RegionId String 否 cn-hangzhou

地域ID，您可以调用DescribeRegions查询。

返回数据

名称 类型 示例值 描述
Parameters Array of TemplateRecord

参数模板列表。
TemplateRecord
CheckingCode String [0-65536]

参数取值范围。
ForceModify Boolean true

参数是否处于可修改的状态。

  • false：不可修改。
  • true：可修改。
ForceRestart Boolean false

修改参数后是否需要重启生效。

  • false：无需重启，提交后即生效。
  • true：需要重启生效。
ParameterDescription String The threshold in milliseconds at which the database profiler considers a query slow, default is 100.

参数描述。
ParameterName String operationProfiling.slowOpThresholdMs

参数名。
ParameterValue String 100

参数默认值。
RequestId String 76B66D95-0670-4199-A8B1-E362286CD015

请求ID。
ParameterCount String 5

参数个数。
EngineVersion String 4.0

数据库版本号。
Engine String mongodb

数据库引擎。

示例

请求示例

http(s)://mongodb.aliyuncs.com/?Action=DescribeParameterTemplates
&Engine=mongodb
&EngineVersion=4.0
&<公共请求参数>

正常返回示例

XML 格式 

<DescribeParameterTemplatesResponse>
	  <Parameters>
		    <TemplateRecord>
			      <ForceModify>true</ForceModify>
			      <ParameterDescription></ParameterDescription>
			      <ParameterValue>snappy</ParameterValue>
			      <CheckingCode>snappy|zlib|disabled</CheckingCode>
			      <ForceRestart>true</ForceRestart>
			      <ParameterName>net.compression.compressors</ParameterName>
		    </TemplateRecord>
		    <TemplateRecord>
			      <ForceModify>true</ForceModify>
			      <ParameterDescription>The level of database profiling, which inserts information about operation performance into the system.profile collection. 'off' for no profiling, 'slowOp' for only includes slow operations, 'all' for includes all operations, default is 'slowOp'.</ParameterDescription>
			      <ParameterValue>slowOp</ParameterValue>
			      <CheckingCode>off|slowOp|all</CheckingCode>
			      <ForceRestart>false</ForceRestart>
			      <ParameterName>operationProfiling.mode</ParameterName>
		    </TemplateRecord>
		    <TemplateRecord>
			      <ForceModify>true</ForceModify>
			      <ParameterDescription>The threshold in milliseconds at which the database profiler considers a query slow, default is 100.</ParameterDescription>
			      <ParameterValue>100</ParameterValue>
			      <CheckingCode>[0-65536]</CheckingCode>
			      <ForceRestart>false</ForceRestart>
			      <ParameterName>operationProfiling.slowOpThresholdMs</ParameterName>
		    </TemplateRecord>
		    <TemplateRecord>
			      <ForceModify>true</ForceModify>
			      <ParameterDescription>The expiration threshold in milliseconds for idle cursors before MongoDB removes them; i.e. MongoDB removes cursors that have been idle for the specified cursorTimeoutMillis. default is 600000(i.e. 10 minutes)</ParameterDescription>
			      <ParameterValue>600000</ParameterValue>
			      <CheckingCode>[1-2147483647]</CheckingCode>
			      <ForceRestart>false</ForceRestart>
			      <ParameterName>setParameter.cursorTimeoutMillis</ParameterName>
		    </TemplateRecord>
		    <TemplateRecord>
			      <ForceModify>true</ForceModify>
			      <ParameterDescription>The maximum memory bytes that sort stage may use, default is 33554432(i.e. 32MB)</ParameterDescription>
			      <ParameterValue>33554432</ParameterValue>
			      <CheckingCode>[33554432-268435456]</CheckingCode>
			      <ForceRestart>false</ForceRestart>
			      <ParameterName>setParameter.internalQueryExecMaxBlockingSortBytes</ParameterName>
		    </TemplateRecord>
	  </Parameters>
	  <RequestId>76B66D95-0670-4199-A8B1-E362286CD015</RequestId>
	  <ParameterCount>5</ParameterCount>
	  <EngineVersion>4.0</EngineVersion>
	  <Engine>mongodb</Engine>
</DescribeParameterTemplatesResponse>

JSON 格式 

{
	"Parameters": {
		"TemplateRecord": [
			{
				"ForceModify": true,
				"ParameterDescription": "",
				"ParameterValue": "snappy",
				"CheckingCode": "snappy|zlib|disabled",
				"ForceRestart": true,
				"ParameterName": "net.compression.compressors"
			},
			{
				"ForceModify": true,
				"ParameterDescription": "The level of database profiling, which inserts information about operation performance into the system.profile collection. 'off' for no profiling, 'slowOp' for only includes slow operations, 'all' for includes all operations, default is 'slowOp'.",
				"ParameterValue": "slowOp",
				"CheckingCode": "off|slowOp|all",
				"ForceRestart": false,
				"ParameterName": "operationProfiling.mode"
			},
			{
				"ForceModify": true,
				"ParameterDescription": "The threshold in milliseconds at which the database profiler considers a query slow, default is 100.",
				"ParameterValue": "100",
				"CheckingCode": "[0-65536]",
				"ForceRestart": false,
				"ParameterName": "operationProfiling.slowOpThresholdMs"
			},
			{
				"ForceModify": true,
				"ParameterDescription": "The expiration threshold in milliseconds for idle cursors before MongoDB removes them; i.e. MongoDB removes cursors that have been idle for the specified cursorTimeoutMillis. default is 600000(i.e. 10 minutes)",
				"ParameterValue": "600000",
				"CheckingCode": "[1-2147483647]",
				"ForceRestart": false,
				"ParameterName": "setParameter.cursorTimeoutMillis"
			},
			{
				"ForceModify": true,
				"ParameterDescription": "The maximum memory bytes that sort stage may use, default is 33554432(i.e. 32MB)",
				"ParameterValue": "33554432",
				"CheckingCode": "[33554432-268435456]",
				"ForceRestart": false,
				"ParameterName": "setParameter.internalQueryExecMaxBlockingSortBytes"
			}
		]
	},
	"RequestId": "76B66D95-0670-4199-A8B1-E362286CD015",
	"ParameterCount": "5",
	"EngineVersion": "4.0",
	"Engine": "mongodb"
}

错误码

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